It is clear that the whole world is passing through a social revolution in which a central _____ must be taken by scientists and technologists.
She was once trained for better English pronunciation and ________ she ________ obvious pronunciation mistakes.
No government so far has been able to the number of jobs available with the number of people out of work.
Every possible means ________, but the teacher as well as the students ________ found a solution to the problem yet.
________ the project of helping the laid-off workers, some companies provide more jobs during November.
At the party the host presented an award to ______ took part in saving the drowning child.